Marinemaster Solar GPS, exact synchronicity for intrepid sailors 2026

Michael Goldman
Marinemaster Solar GPS, exact synchronicity for intrepid sailors - grandgoldman.com
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During the last two years, theProspex collectionhas managed to position itself as one of the main international collections ofSeiko. Following this successful line, the Japanese brand has launched theProspex Marled by the clockMarinemaster Solar GPSwhich, along with the Astron, is the first to incorporate Seiko's Solar GPS technology.

Marinemaster GPS Solar
Marinemaster Solar GPS

This new watch is designed for extreme situations on the high seas that yacht skippers such as Kojiro Shiraishi encounter daily, who, with his long experience, helpedSeikoto create this navigation machine. Knowing the exact time and time zone at sea to synchronize communication with the shore team is essential, which is whyMarinemaster Solar GPSIt is adapted for the most complex environments, with a synchronization technique that ensures that, with the push of a button, the watch adjusts to the exact local time anywhere in the world, both on land and at sea, using only the power of light. What's more, theDual-Time functionIt allows a sailor to immediately know what time it is, both in his mooring port and where he is in the middle of the sea.


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Marinemaster GPS Solar
Marinemaster Solar GPS

El Marinemaster Solar GPSIt has a case and bracelet that are made of corrosion-resistant titanium, protected by an extremely hard coating and a ceramic bezel. Its water resistance is 20 bars of pressure and it has a screw-down case back and crown. Excellent readability in all weather conditions, day or night, thanks to the coated sapphire crystal, both inside and out, to minimize glare and reflections, the bow-shaped indexes and the exclusiveSeiko Lumibrite coating.

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The designer's priority was to offer maximum ease of use. The crown and buttons are easy to use, even when wearing gloves, and the case and bracelet are made so that the edges will not catch on any ropes or halyards. This very special watch is offered in a limited edition of 1,500 units.

Features of the Marinemaster GPS Solar Dual-Time watch: SSF001 – Caliber 8X53

  • GPS controlled time and time zone setting
  • Dual-Time with AM/PM indicator
  • Perpetual calendar correct until the year 2100, signal reception result indication
  • World time function (40 time zones), daylight saving time function, power saving function
  • Accuracy: +/-15 seconds per month (without receiving time signals and at temperatures between 5°C and 35°C)
  • Titanium case with extreme hardness coating
  • Ceramic bezel
  • Sapphire crystal with extremely hard coating
  • Water resistance: 20 bars
  • Magnetic resistance: 4,800 A/m
  • Diameter: 48.5mm, Thickness: 14.7mm
  • Brazalete de titanio con revestimiento de extrema dureza
  • Push-button release tri-fold closure with safety lock and slide adjuster
  • Recommended RRP SSF001: €3,300
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Michael Goldman

Author

Michael Goldman

Michael is an award-winning online reporter and content writer with over a decade of experience covering technology, business, and digital culture. His investigative features have been published in leading outlets such as Wired, The Verge, and Forbes, earning him recognition for accuracy and depth.


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